diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_fbcon.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_fbcon.c | 377 |
1 files changed, 190 insertions, 187 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c index 60769d2f9a6..191665ee7f5 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c +++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c @@ -36,25 +36,36 @@ #include <linux/init.h> #include <linux/screen_info.h> #include <linux/vga_switcheroo.h> +#include <linux/console.h> + +#include <drm/drmP.h> +#include <drm/drm_crtc.h> +#include <drm/drm_crtc_helper.h> +#include <drm/drm_fb_helper.h> -#include "drmP.h" -#include "drm.h" -#include "drm_crtc.h" -#include "drm_crtc_helper.h" -#include "drm_fb_helper.h" -#include "nouveau_drv.h" #include "nouveau_drm.h" -#include "nouveau_crtc.h" -#include "nouveau_fb.h" +#include "nouveau_gem.h" +#include "nouveau_bo.h" #include "nouveau_fbcon.h" -#include "nouveau_dma.h" +#include "nouveau_chan.h" + +#include "nouveau_crtc.h" + +#include <core/client.h> +#include <core/device.h> + +#include <subdev/fb.h> + +MODULE_PARM_DESC(nofbaccel, "Disable fbcon acceleration"); +static int nouveau_nofbaccel = 0; +module_param_named(nofbaccel, nouveau_nofbaccel, int, 0400); static void nouveau_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) { - struct nouveau_fbdev *nfbdev = info->par; - struct drm_device *dev = nfbdev->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_fbdev *fbcon = info->par; + struct nouveau_drm *drm = nouveau_drm(fbcon->dev); + struct nouveau_device *device = nv_device(drm->device); int ret; if (info->state != FBINFO_STATE_RUNNING) @@ -62,15 +73,15 @@ nouveau_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) ret = -ENODEV; if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && - mutex_trylock(&dev_priv->channel->mutex)) { - if (dev_priv->card_type < NV_50) + mutex_trylock(&drm->client.mutex)) { + if (device->card_type < NV_50) ret = nv04_fbcon_fillrect(info, rect); else - if (dev_priv->card_type < NV_C0) + if (device->card_type < NV_C0) ret = nv50_fbcon_fillrect(info, rect); else ret = nvc0_fbcon_fillrect(info, rect); - mutex_unlock(&dev_priv->channel->mutex); + mutex_unlock(&drm->client.mutex); } if (ret == 0) @@ -84,9 +95,9 @@ nouveau_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) static void nouveau_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *image) { - struct nouveau_fbdev *nfbdev = info->par; - struct drm_device *dev = nfbdev->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_fbdev *fbcon = info->par; + struct nouveau_drm *drm = nouveau_drm(fbcon->dev); + struct nouveau_device *device = nv_device(drm->device); int ret; if (info->state != FBINFO_STATE_RUNNING) @@ -94,15 +105,15 @@ nouveau_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *image) ret = -ENODEV; if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && - mutex_trylock(&dev_priv->channel->mutex)) { - if (dev_priv->card_type < NV_50) + mutex_trylock(&drm->client.mutex)) { + if (device->card_type < NV_50) ret = nv04_fbcon_copyarea(info, image); else - if (dev_priv->card_type < NV_C0) + if (device->card_type < NV_C0) ret = nv50_fbcon_copyarea(info, image); else ret = nvc0_fbcon_copyarea(info, image); - mutex_unlock(&dev_priv->channel->mutex); + mutex_unlock(&drm->client.mutex); } if (ret == 0) @@ -116,9 +127,9 @@ nouveau_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *image) static void nouveau_fbcon_imageblit(struct fb_info *info, const struct fb_image *image) { - struct nouveau_fbdev *nfbdev = info->par; - struct drm_device *dev = nfbdev->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_fbdev *fbcon = info->par; + struct nouveau_drm *drm = nouveau_drm(fbcon->dev); + struct nouveau_device *device = nv_device(drm->device); int ret; if (info->state != FBINFO_STATE_RUNNING) @@ -126,15 +137,15 @@ nouveau_fbcon_imageblit(struct fb_info *info, const struct fb_image *image) ret = -ENODEV; if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && - mutex_trylock(&dev_priv->channel->mutex)) { - if (dev_priv->card_type < NV_50) + mutex_trylock(&drm->client.mutex)) { + if (device->card_type < NV_50) ret = nv04_fbcon_imageblit(info, image); else - if (dev_priv->card_type < NV_C0) + if (device->card_type < NV_C0) ret = nv50_fbcon_imageblit(info, image); else ret = nvc0_fbcon_imageblit(info, image); - mutex_unlock(&dev_priv->channel->mutex); + mutex_unlock(&drm->client.mutex); } if (ret == 0) @@ -148,52 +159,21 @@ nouveau_fbcon_imageblit(struct fb_info *info, const struct fb_image *image) static int nouveau_fbcon_sync(struct fb_info *info) { - struct nouveau_fbdev *nfbdev = info->par; - struct drm_device *dev = nfbdev->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_channel *chan = dev_priv->channel; - int ret, i; + struct nouveau_fbdev *fbcon = info->par; + struct nouveau_drm *drm = nouveau_drm(fbcon->dev); + struct nouveau_channel *chan = drm->channel; + int ret; if (!chan || !chan->accel_done || in_interrupt() || info->state != FBINFO_STATE_RUNNING || info->flags & FBINFO_HWACCEL_DISABLED) return 0; - if (!mutex_trylock(&chan->mutex)) + if (!mutex_trylock(&drm->client.mutex)) return 0; - ret = RING_SPACE(chan, 4); - if (ret) { - mutex_unlock(&chan->mutex); - nouveau_fbcon_gpu_lockup(info); - return 0; - } - - if (dev_priv->card_type >= NV_C0) { - BEGIN_NVC0(chan, 2, NvSub2D, 0x010c, 1); - OUT_RING (chan, 0); - BEGIN_NVC0(chan, 2, NvSub2D, 0x0100, 1); - OUT_RING (chan, 0); - } else { - BEGIN_RING(chan, 0, 0x0104, 1); - OUT_RING (chan, 0); - BEGIN_RING(chan, 0, 0x0100, 1); - OUT_RING (chan, 0); - } - - nouveau_bo_wr32(chan->notifier_bo, chan->m2mf_ntfy + 3, 0xffffffff); - FIRE_RING(chan); - mutex_unlock(&chan->mutex); - - ret = -EBUSY; - for (i = 0; i < 100000; i++) { - if (!nouveau_bo_rd32(chan->notifier_bo, chan->m2mf_ntfy + 3)) { - ret = 0; - break; - } - DRM_UDELAY(1); - } - + ret = nouveau_channel_idle(chan); + mutex_unlock(&drm->client.mutex); if (ret) { nouveau_fbcon_gpu_lockup(info); return 0; @@ -253,9 +233,9 @@ static void nouveau_fbcon_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green, } static void -nouveau_fbcon_zfill(struct drm_device *dev, struct nouveau_fbdev *nfbdev) +nouveau_fbcon_zfill(struct drm_device *dev, struct nouveau_fbdev *fbcon) { - struct fb_info *info = nfbdev->helper.fbdev; + struct fb_info *info = fbcon->helper.fbdev; struct fb_fillrect rect; /* Clear the entire fbcon. The drm will program every connector @@ -271,80 +251,91 @@ nouveau_fbcon_zfill(struct drm_device *dev, struct nouveau_fbdev *nfbdev) } static int -nouveau_fbcon_create(struct nouveau_fbdev *nfbdev, +nouveau_fbcon_create(struct drm_fb_helper *helper, struct drm_fb_helper_surface_size *sizes) { - struct drm_device *dev = nfbdev->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_fbdev *fbcon = (struct nouveau_fbdev *)helper; + struct drm_device *dev = fbcon->dev; + struct nouveau_drm *drm = nouveau_drm(dev); + struct nouveau_device *device = nv_device(drm->device); struct fb_info *info; struct drm_framebuffer *fb; struct nouveau_framebuffer *nouveau_fb; + struct nouveau_channel *chan; struct nouveau_bo *nvbo; - struct drm_mode_fb_cmd mode_cmd; + struct drm_mode_fb_cmd2 mode_cmd; struct pci_dev *pdev = dev->pdev; - struct device *device = &pdev->dev; int size, ret; mode_cmd.width = sizes->surface_width; mode_cmd.height = sizes->surface_height; - mode_cmd.bpp = sizes->surface_bpp; - mode_cmd.pitch = mode_cmd.width * (mode_cmd.bpp >> 3); - mode_cmd.pitch = roundup(mode_cmd.pitch, 256); - mode_cmd.depth = sizes->surface_depth; + mode_cmd.pitches[0] = mode_cmd.width * (sizes->surface_bpp >> 3); + mode_cmd.pitches[0] = roundup(mode_cmd.pitches[0], 256); + + mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp, + sizes->surface_depth); - size = mode_cmd.pitch * mode_cmd.height; + size = mode_cmd.pitches[0] * mode_cmd.height; size = roundup(size, PAGE_SIZE); - ret = nouveau_gem_new(dev, dev_priv->channel, size, 0, TTM_PL_FLAG_VRAM, - 0, 0x0000, false, true, &nvbo); + ret = nouveau_gem_new(dev, size, 0, NOUVEAU_GEM_DOMAIN_VRAM, + 0, 0x0000, &nvbo); if (ret) { - NV_ERROR(dev, "failed to allocate framebuffer\n"); + NV_ERROR(drm, "failed to allocate framebuffer\n"); goto out; } ret = nouveau_bo_pin(nvbo, TTM_PL_FLAG_VRAM); if (ret) { - NV_ERROR(dev, "failed to pin fb: %d\n", ret); - nouveau_bo_ref(NULL, &nvbo); - goto out; + NV_ERROR(drm, "failed to pin fb: %d\n", ret); + goto out_unref; } ret = nouveau_bo_map(nvbo); if (ret) { - NV_ERROR(dev, "failed to map fb: %d\n", ret); - nouveau_bo_unpin(nvbo); - nouveau_bo_ref(NULL, &nvbo); - goto out; + NV_ERROR(drm, "failed to map fb: %d\n", ret); + goto out_unpin; + } + + chan = nouveau_nofbaccel ? NULL : drm->channel; + if (chan && device->card_type >= NV_50) { + ret = nouveau_bo_vma_add(nvbo, nv_client(chan->cli)->vm, + &fbcon->nouveau_fb.vma); + if (ret) { + NV_ERROR(drm, "failed to map fb into chan: %d\n", ret); + chan = NULL; + } } mutex_lock(&dev->struct_mutex); - info = framebuffer_alloc(0, device); + info = framebuffer_alloc(0, &pdev->dev); if (!info) { ret = -ENOMEM; - goto out_unref; + goto out_unlock; } ret = fb_alloc_cmap(&info->cmap, 256, 0); if (ret) { ret = -ENOMEM; - goto out_unref; + framebuffer_release(info); + goto out_unlock; } - info->par = nfbdev; + info->par = fbcon; - nouveau_framebuffer_init(dev, &nfbdev->nouveau_fb, &mode_cmd, nvbo); + nouveau_framebuffer_init(dev, &fbcon->nouveau_fb, &mode_cmd, nvbo); - nouveau_fb = &nfbdev->nouveau_fb; + nouveau_fb = &fbcon->nouveau_fb; fb = &nouveau_fb->base; /* setup helper */ - nfbdev->helper.fb = fb; - nfbdev->helper.fbdev = info; + fbcon->helper.fb = fb; + fbcon->helper.fbdev = info; strcpy(info->fix.id, "nouveaufb"); - if (nouveau_nofbaccel) + if (!chan) info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_DISABLED; else info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_COPYAREA | @@ -359,30 +350,19 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev, info->screen_base = nvbo_kmap_obj_iovirtual(nouveau_fb->nvbo); info->screen_size = size; - drm_fb_helper_fill_fix(info, fb->pitch, fb->depth); - drm_fb_helper_fill_var(info, &nfbdev->helper, sizes->fb_width, sizes->fb_height); + drm_fb_helper_fill_fix(info, fb->pitches[0], fb->depth); + drm_fb_helper_fill_var(info, &fbcon->helper, sizes->fb_width, sizes->fb_height); - /* Set aperture base/size for vesafb takeover */ - info->apertures = dev_priv->apertures; - if (!info->apertures) { - ret = -ENOMEM; - goto out_unref; - } - - info->pixmap.size = 64*1024; - info->pixmap.buf_align = 8; - info->pixmap.access_align = 32; - info->pixmap.flags = FB_PIXMAP_SYSTEM; - info->pixmap.scan_align = 1; + /* Use default scratch pixmap (info->pixmap.flags = FB_PIXMAP_SYSTEM) */ mutex_unlock(&dev->struct_mutex); - if (dev_priv->channel && !nouveau_nofbaccel) { + if (chan) { ret = -ENODEV; - if (dev_priv->card_type < NV_50) + if (device->card_type < NV_50) ret = nv04_fbcon_accel_init(info); else - if (dev_priv->card_type < NV_C0) + if (device->card_type < NV_C0) ret = nv50_fbcon_accel_init(info); else ret = nvc0_fbcon_accel_init(info); @@ -391,55 +371,45 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev, info->fbops = &nouveau_fbcon_ops; } - nouveau_fbcon_zfill(dev, nfbdev); + nouveau_fbcon_zfill(dev, fbcon); /* To allow resizeing without swapping buffers */ - NV_INFO(dev, "allocated %dx%d fb: 0x%lx, bo %p\n", - nouveau_fb->base.width, - nouveau_fb->base.height, - nvbo->bo.offset, nvbo); + NV_INFO(drm, "allocated %dx%d fb: 0x%lx, bo %p\n", + nouveau_fb->base.width, nouveau_fb->base.height, + nvbo->bo.offset, nvbo); vga_switcheroo_client_fb_set(dev->pdev, info); return 0; -out_unref: +out_unlock: mutex_unlock(&dev->struct_mutex); + if (chan) + nouveau_bo_vma_del(nvbo, &fbcon->nouveau_fb.vma); + nouveau_bo_unmap(nvbo); +out_unpin: + nouveau_bo_unpin(nvbo); +out_unref: + nouveau_bo_ref(NULL, &nvbo); out: return ret; } -static int -nouveau_fbcon_find_or_create_single(struct drm_fb_helper *helper, - struct drm_fb_helper_surface_size *sizes) -{ - struct nouveau_fbdev *nfbdev = (struct nouveau_fbdev *)helper; - int new_fb = 0; - int ret; - - if (!helper->fb) { - ret = nouveau_fbcon_create(nfbdev, sizes); - if (ret) - return ret; - new_fb = 1; - } - return new_fb; -} - void nouveau_fbcon_output_poll_changed(struct drm_device *dev) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - drm_fb_helper_hotplug_event(&dev_priv->nfbdev->helper); + struct nouveau_drm *drm = nouveau_drm(dev); + if (drm->fbcon) + drm_fb_helper_hotplug_event(&drm->fbcon->helper); } static int -nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *nfbdev) +nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *fbcon) { - struct nouveau_framebuffer *nouveau_fb = &nfbdev->nouveau_fb; + struct nouveau_framebuffer *nouveau_fb = &fbcon->nouveau_fb; struct fb_info *info; - if (nfbdev->helper.fbdev) { - info = nfbdev->helper.fbdev; + if (fbcon->helper.fbdev) { + info = fbcon->helper.fbdev; unregister_framebuffer(info); if (info->cmap.len) fb_dealloc_cmap(&info->cmap); @@ -448,90 +418,123 @@ nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *nfbdev) if (nouveau_fb->nvbo) { nouveau_bo_unmap(nouveau_fb->nvbo); - drm_gem_object_unreference_unlocked(nouveau_fb->nvbo->gem); + nouveau_bo_vma_del(nouveau_fb->nvbo, &nouveau_fb->vma); + nouveau_bo_unpin(nouveau_fb->nvbo); + drm_gem_object_unreference_unlocked(&nouveau_fb->nvbo->gem); nouveau_fb->nvbo = NULL; } - drm_fb_helper_fini(&nfbdev->helper); + drm_fb_helper_fini(&fbcon->helper); + drm_framebuffer_unregister_private(&nouveau_fb->base); drm_framebuffer_cleanup(&nouveau_fb->base); return 0; } void nouveau_fbcon_gpu_lockup(struct fb_info *info) { - struct nouveau_fbdev *nfbdev = info->par; - struct drm_device *dev = nfbdev->dev; + struct nouveau_fbdev *fbcon = info->par; + struct nouveau_drm *drm = nouveau_drm(fbcon->dev); - NV_ERROR(dev, "GPU lockup - switching to software fbcon\n"); + NV_ERROR(drm, "GPU lockup - switching to software fbcon\n"); info->flags |= FBINFO_HWACCEL_DISABLED; } static struct drm_fb_helper_funcs nouveau_fbcon_helper_funcs = { .gamma_set = nouveau_fbcon_gamma_set, .gamma_get = nouveau_fbcon_gamma_get, - .fb_probe = nouveau_fbcon_find_or_create_single, + .fb_probe = nouveau_fbcon_create, }; -int nouveau_fbcon_init(struct drm_device *dev) +int +nouveau_fbcon_init(struct drm_device *dev) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_fbdev *nfbdev; + struct nouveau_drm *drm = nouveau_drm(dev); + struct nouveau_fb *pfb = nouveau_fb(drm->device); + struct nouveau_fbdev *fbcon; + int preferred_bpp; int ret; - nfbdev = kzalloc(sizeof(struct nouveau_fbdev), GFP_KERNEL); - if (!nfbdev) + if (!dev->mode_config.num_crtc || + (dev->pdev->class >> 8) != PCI_CLASS_DISPLAY_VGA) + return 0; + + fbcon = kzalloc(sizeof(struct nouveau_fbdev), GFP_KERNEL); + if (!fbcon) return -ENOMEM; - nfbdev->dev = dev; - dev_priv->nfbdev = nfbdev; - nfbdev->helper.funcs = &nouveau_fbcon_helper_funcs; + fbcon->dev = dev; + drm->fbcon = fbcon; + fbcon->helper.funcs = &nouveau_fbcon_helper_funcs; - ret = drm_fb_helper_init(dev, &nfbdev->helper, - nv_two_heads(dev) ? 2 : 1, 4); + ret = drm_fb_helper_init(dev, &fbcon->helper, + dev->mode_config.num_crtc, 4); if (ret) { - kfree(nfbdev); + kfree(fbcon); return ret; } - drm_fb_helper_single_add_all_connectors(&nfbdev->helper); - drm_fb_helper_initial_config(&nfbdev->helper, 32); - return 0; -} + drm_fb_helper_single_add_all_connectors(&fbcon->helper); -void nouveau_fbcon_fini(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; + if (pfb->ram->size <= 32 * 1024 * 1024) + preferred_bpp = 8; + else + if (pfb->ram->size <= 64 * 1024 * 1024) + preferred_bpp = 16; + else + preferred_bpp = 32; - if (!dev_priv->nfbdev) - return; + /* disable all the possible outputs/crtcs before entering KMS mode */ + drm_helper_disable_unused_functions(dev); - nouveau_fbcon_destroy(dev, dev_priv->nfbdev); - kfree(dev_priv->nfbdev); - dev_priv->nfbdev = NULL; + drm_fb_helper_initial_config(&fbcon->helper, preferred_bpp); + return 0; } -void nouveau_fbcon_save_disable_accel(struct drm_device *dev) +void +nouveau_fbcon_fini(struct drm_device *dev) { - struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_drm *drm = nouveau_drm(dev); + + if (!drm->fbcon) + return; - dev_priv->nfbdev->saved_flags = dev_priv->nfbdev->helper.fbdev->flags; - dev_priv->nfbdev->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED; + nouveau_fbcon_destroy(dev, drm->fbcon); + kfree(drm->fbcon); + drm->fbcon = NULL; } -void nouveau_fbcon_restore_accel(struct drm_device *dev) +void +nouveau_fbcon_save_disable_accel(struct drm_device *dev) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - dev_priv->nfbdev->helper.fbdev->flags = dev_priv->nfbdev->saved_flags; + struct nouveau_drm *drm = nouveau_drm(dev); + if (drm->fbcon) { + drm->fbcon->saved_flags = drm->fbcon->helper.fbdev->flags; + drm->fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED; + } } -void nouveau_fbcon_set_suspend(struct drm_device *dev, int state) +void +nouveau_fbcon_restore_accel(struct drm_device *dev) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - fb_set_suspend(dev_priv->nfbdev->helper.fbdev, state); + struct nouveau_drm *drm = nouveau_drm(dev); + if (drm->fbcon) { + drm->fbcon->helper.fbdev->flags = drm->fbcon->saved_flags; + } } -void nouveau_fbcon_zfill_all(struct drm_device *dev) +void +nouveau_fbcon_set_suspend(struct drm_device *dev, int state) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - nouveau_fbcon_zfill(dev, dev_priv->nfbdev); + struct nouveau_drm *drm = nouveau_drm(dev); + if (drm->fbcon) { + console_lock(); + if (state == 1) + nouveau_fbcon_save_disable_accel(dev); + fb_set_suspend(drm->fbcon->helper.fbdev, state); + if (state == 0) { + nouveau_fbcon_restore_accel(dev); + nouveau_fbcon_zfill(dev, drm->fbcon); + } + console_unlock(); + } } |
